Hey OP .. if you get a chance .. pm me on how you like these . .I'm doing the same Combo on my GT500 :) .. going through whiteside as well and he talked me in to these vs the Nitto Invos (275/40 and...

It would depend .. if they were manual controls and not heated or cooled (thinking extra weight) ... It wouldn't be unreasonable to match the option price they are for the GT500 .. so around 1500 or...